The quality or state of being blithe; cheerfulness, lightheartedness, or carefree happiness.
From 'blithe' plus the noun-forming suffix '-ness,' creating an abstract noun. The '-ness' suffix comes from Old English and is one of the most productive ways to create abstract nouns in English.
The '-ness' suffix has made the same noun formation for over 1,000 years—from Old English 'fulness,' it's created everything from 'kindness' to 'awkwardness,' making it one of English's greatest word-building tools!
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